
// .hpp本质是头文件，无法对其进行g++ -c生成.o文件

#include <iostream>
#include "add.hpp"
#include "sub.hpp"

using namespace std;

int main()
{
    cout << "10 + 2 = " << add(10, 2) << endl;
    cout << "10 - 2 = " << sub(10, 2) << endl;
    return 0;
}